XML 77 R62.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Debt - Narrative (Details) CAD in Millions | 12 Months Ended |
--- | --- | ---
Sep. 30, 2016 USD ($) period letter_of_credit | Sep. 30, 2015 USD ($) | Sep. 30, 2014 USD ($) | Sep. 30, 2016 CAD period letter_of_credit
Debt Instrument [Line Items] |  |  |  |
Interest expense | $ 4,134,000 | $ 1,398,000 | $ 0 |
Credit Agreement Expiring January 2020 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum borrowing capacity | $ 400,000,000 |  |  |
Leverage ratio | 2.5 |  |  |
Total leverage ratio (less than) | 1 |  |  |
Accrued interest rate (as a percent) | 1.55% |  |  | 1.55%
Fixed payment of principal balance | $ 42,000,000 |  |  |
Interest paid | 3,700,000 |  |  |
Credit Agreement Expiring January 2020 | U.S Dollar Borrowings |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Borrowings | $ 164,700,000 |  |  |
Credit Agreement Expiring January 2020 | Minimum | Base Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Margin (as a percent) | 0.00% |  |  |
Credit Agreement Expiring January 2020 | Minimum | Eurocurrency Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Margin (as a percent) | 1.00% |  |  |
Credit Agreement Expiring January 2020 | Minimum | Index Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Margin (as a percent) | 1.00% |  |  |
Credit Agreement Expiring January 2020 | Maximum | Base Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Margin (as a percent) | 0.75% |  |  |
Credit Agreement Expiring January 2020 | Maximum | Eurocurrency Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Margin (as a percent) | 1.75% |  |  |
Credit Agreement Expiring January 2020 | Maximum | Index Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Margin (as a percent) | 1.75% |  |  |
Swingline loans |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum borrowing capacity | $ 5,000,000 |  |  |
Letters of credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum borrowing capacity | $ 30,000,000 |  |  |
Number of letters of credit issued | letter_of_credit | 3 |  |  | 3
Outstanding borrowings | $ 5,200,000 |  |  |
Letters of credit | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Leverage ratio to calculate annual commitment fee (as a percent) | 0.15% |  |  |
Letters of credit | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Leverage ratio to calculate annual commitment fee (as a percent) | 0.30% |  |  |
Atlantic Innovation Fund of Canada |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Borrowings | $ 800,000 |  |  | CAD 1.0
Interest expense | $ 0 |  |  |
Number of remaining quarterly installments | period | 23 |  |  | 23
Letters of credit (Other than Revolving Credit Agreement) |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Number of letters of credit issued | letter_of_credit | 2 |  |  | 2
Outstanding borrowings | $ 3,000,000 |  |  |

X
- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
Name: | invest_DerivativeNotionalAmount
Namespace Prefix: | invest_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition The total leverage ratio under the terms of the credit facility covenants. If the entity exceeds this ratio, the credit agreement will become secured by the assets of the entity and certain of the entity's subsidiaries. + References No definition available. + Details
Name: | mms_DebtInstrumentCovenantConsolidatedLeverageRatio
Namespace Prefix: | mms_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition The actual total leverage ratio of the entity as of the balance sheet date. + References No definition available. + Details
Name: | mms_DebtInstrumentCovenantConsolidatedLeverageRatioActual
Namespace Prefix: | mms_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt Instrument, Number of Remaining Periodic Payments + References No definition available. + Details
Name: | mms_DebtInstrumentNumberofRemainingPeriodicPayments
Namespace Prefix: | mms_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the percentage used to calculate the unused capacity commitment fee which is based on the total leverage ratio under the terms of the credit facility covenants. + References No definition available. + Details
Name: | mms_DebtInstrumentPercentagetoCalculateUnusedCapacityCommitmentFee
Namespace Prefix: | mms_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of letters of credit issued by the entity. + References No definition available. + Details
Name: | mms_LettersOfCreditIssuedNumber
Namespace Prefix: | mms_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of the cost of borrowed funds accounted for as interest expense. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.9) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
Name: | us-gaap_InterestExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of cash paid for interest during the period net of cash paid for interest that is capitalized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586 + Details
Name: | us-gaap_InterestPaidNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_LineOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentAxis=us-gaap_LineOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=mms_U.sDollarBorrowingsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=mms_EurocurrencyRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=mms_IndexRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mms_SwinglineLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=us-gaap_LetterOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mms_AtlanticInnovationFundOfCanadaLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mms_FinancialInstitutionLetterOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |